Genuine Toro OEM 100-3977 Spindle Housing Assembly

Toro SKU: TOR-100-3977-X1-SHP

$172.17 $198.99 Save $26.82

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Compatibility Check

Model Fitment

Use the fitment details below to confirm compatibility before ordering.
Compatible Models 
MODEL: 105-6173 — 44in Mower Service Kit, 100 Series Z Master
- 2004: 240000001 - 240999999

MODEL: 6173 — 44in Mower Service Kit, 100 Series Z Master
- 2004: 240000001 - 240999999

MODEL: 74161 — Z147 Z Master, With 44in SFS Side Discharge Mower
- 2004: 240000001 - 240001000
- 2004: 240001001 - 240999999

MODEL: 74161TE — Z147 Z Master, With 112cm SFS Side Discharge Mower
- 2004: 240000001 - 240001000
- 2004: 240001001 - 240999999

MODEL: 74162 — Z148 Z Master, With 44in SFS Side Discharge Mower
- 2004: 240000001 - 240003000
- 2004: 240003001 - 240999999

MODEL: 74164 — Z150 Z Master, With 44in SFS Side Discharge Mower
- 2004: 240000001 - 240999999

MODEL: 74170 — Z147 Z Master, With 44in SFS Side Discharge Mower
- 1999: 990001 - 999999
- 2000: 200000001 - 200999999

MODEL: 74171 — Z150 Z Master, With 44in SFS Side Discharge Mower
- 1999: 990001 - 999999
- 2000: 200000001 - 200999999

MODEL: 74176 — Z147 Z Master, With 44in SFS Side Discharge Mower
- 2001: 210000001 - 210999999
- 2002: 220000001 - 220000262
- 2002: 220000263 - 220999999
- 2003: 230000001 - 230006000
- 2003: 230006001 - 230007000
- 2003: 230007001 - 230999999

MODEL: 74176TE — Z147 Z Master, With 112cm SFS Side Discharge Mower
- 2003: 230000001 - 230006000
- 2003: 230006001 - 230007000
- 2003: 230007001 - 230999999

MODEL: 74177 — Z150 Z Master, With 44in SFS Side Discharge Mower
- 2001: 210000001 - 210999999
- 2003: 230000001 - 230007000
- 2003: 230007001 - 230999999

MODEL: 74199 — Z148 Z Master, With 44in SFS Side Discharge Mower
- 2003: 230000001 - 230999999

MODEL: 74270 — Z147 Z Master, With 44in SFS Side Discharge Mower
- 2000: 200000001 - 200999999
Series Fits 
Z147 Z Master, With 44in SFS Side Discharge Mower
Years: 1999-2004
Models: 74161, 74170, 74176, 74270

Z150 Z Master, With 44in SFS Side Discharge Mower
Years: 1999, 2000, 2001, 2003, 2004
Models: 74164, 74171, 74177

44in Mower Service Kit, 100 Series Z Master
Years: 2004
Models: 105-6173, 6173

Z147 Z Master, With 112cm SFS Side Discharge Mower
Years: 2003, 2004
Models: 74161TE, 74176TE

Z148 Z Master, With 44in SFS Side Discharge Mower
Years: 2003, 2004
Models: 74162, 74199
Cross References 
Active Toro part number
100-3977, Parts
Cross-reference data is provided to help identify superseded or related part numbers.

Spindle Housing Assembly

  • Genuine OEM Part
  • Designed for responsive engagement and reliable performance as a spindle housing assembly.
  • OEM quality ensures consistent performance and precise compatibility with your equipment.
  • Durable construction built to withstand demanding operational conditions.
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